67776063 has 16 divisors (see below), whose sum is σ = 92184576. Its totient is φ = 44281440.

The previous prime is 67776031. The next prime is 67776109. The reversal of 67776063 is 36067776.

It is not a de Polignac number, because 67776063 - 2⁵ = 67776031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67771063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69606 + ... + 70572.

It is an arithmetic number, because the mean of its divisors is an integer number (5761536).

Almost surely, 2^67776063 is an apocalyptic number.

67776063 is a deficient number, since it is larger than the sum of its proper divisors (24408513).

67776063 is a wasteful number, since it uses less digits than its factorization.

67776063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414.

The product of its (nonzero) digits is 222264, while the sum is 42.

The square root of 67776063 is about 8232.6218788427. The cubic root of 67776063 is about 407.7169617600.

The spelling of 67776063 in words is "sixty-seven million, seven hundred seventy-six thousand, sixty-three".